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机译:Evidence for a transition in deformation mechanism in nanocrystalline pure titanium processed by high-pressure torsion
Cent S Univ, State Key Lab Powder Met, Changsha, Hunan, Peoples R China;
Univ So Calif, Dept Aerosp & Mech Engn, Los Angeles, CA USA;
Nanocrystals; deformation mechanisms; dislocations; transmission electron microscopy; high-pressure torsion; grain refinement;